首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
COMMUNICATION EQUIPMENT
摘要
PURPOSE:To improve both the workability and the operability in a communication mode by providing a means to secure the connection to plural circuits CONSTITUTION:The ringing tone of a telephone 18 rings if an incoming call arrives at a.
申请公布号
JPS61176237(A)
申请公布日期
1986.08.07
申请号
JP19850015453
申请日期
1985.01.31
申请人
CANON INC
发明人
KURITA KENJI
分类号
H04M11/00;H04M11/06;H04N1/00
主分类号
H04M11/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
MAGNETIC COMPONENT FOR HIGH-VOLTAGE PULSE GENERATION USE; HIGH-VOLTAGE PULSE GENERATION APPARATUS USING IT
OPTICAL HEAD
PRODUCTION OF FIBER-REINFORCED CERAMIC
LOW HEAT-CONDUCTIVE CERAMIC AND ITS PRODUCTION
DATA PROCESSOR
COLOR COPYING MACHINE
FIXING DEVICE
SYSTEM AND DEVICE FOR AUTOMATICALLY ORDERING COMMODITY
MOVING IMAGE ENCODING DEVICE
DOCUMENT COMMUNICATION CONTROL METHOD
PRODUCTION OF DURABLE RAW NOODLES USING HIGH-FREQUENCY GENERATOR
PRODUCTION OF SEASONED SALMON
MOVING IMAGE ENCODING DEVICE AND MOVING IMAGE DECODING DEVICE
SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE AND ITS PACKAGE STRUCTURE
CORDLESS AUTOMATIC ANSWERING TELEPHONE SET
TREATMENT DEVICE FOR SURGERY
LIGHTING OPERATION METHOD OF FLASHING LIGHT
GENE RECOMBINATION PLANT AND PREPARATION THEREOF, AND CHIMERA GENE THEREOF
DOCUMENT DISPLAY SYSTEM FOR ELECTRONIC FILING DEVICE
SOUND REPRODUCING DEVICE